1966–67 National Hurling League
The 1966–67 National Hurling League was the 36th season of the National Hurling League.
Division 1
Kilkenny came into the season as defending champions of the 1965-66 season. Offaly joined Division 1 as the promoted team.On 28 May 1967, Wexford won the title after a 3-10 to 1-9 win over Kilkenny in the final. It was their 3rd league title overall and their first since 1957-58.
In spite of finishing at the bottom of their respective groups, neither Galway of Laois were relegated as there was no promotion-relegation this season.
Kilkenny's Eddie Keher was the Division 1 top scorer with 6-48.
Division 1A table
| Pos | Team | Pld | W | D | L | Diff | Pts | Notes |
| 1 | Kilkenny | 5 | 4 | 0 | 1 | 56 | 8 | Division 1 runners-up |
| 2 | Wexford | 5 | 4 | 0 | 1 | 22 | 8 | Division 1 champions |
| 3 | Offaly | 5 | 3 | 0 | 2 | 25 | 6 | - |
| 4 | Tipperary | 5 | 3 | 0 | 2 | 15 | 6 | - |
| 5 | Waterford | 5 | 1 | 0 | 4 | -29 | 2 | - |
| 6 | Laois | 5 | 0 | 0 | 5 | -89 | 0 | - |
Division 1B table
| Pos | Team | Pld | W | D | L | Diff | Pts | Notes |
| 1 | Limerick | 4 | 4 | 0 | 0 | 24 | 8 | - |
| 2 | Clare | 4 | 2 | 0 | 2 | 13 | 4 | - |
| 3 | Cork | 4 | 2 | 0 | 2 | 12 | 4 | - |
| 4 | Dublin | 4 | 2 | 0 | 2 | -6 | 4 | - |
| 5 | Galway | 4 | 0 | 0 | 4 | -43 | 0 | - |
Knock-out stage
Semi-finals'''Final'''
Scoring statistics
;Top scorers overall| Rank | Player | Team | Tally | Total | Matches | Average |
| 1 | Eddie Keher | Kilkenny | 6-48 | 66 | 7 | 9.42 |
| 2 | Tony Doran | Wexford | 9-06 | 33 | 6 | 5.50 |
| 3 | Pat Cronin | Clare | 2-27 | 33 | 7 | 4.71 |
| 4 | Paddy Molloy | Offaly | 4-18 | 30 | 4 | 7.50 |
| 5 | Donie Nealon | Tipperary | 4-12 | 24 | 5 | 4.80 |
;Top scorers in a single game
| Rank | Player | Team | Tally | Total | Opposition |
| 1 | Eddie Keher | Kilkenny | 2-11 | 17 | Laois |
| 2 | Eddie Keher | Kilkenny | 2-10 | 16 | Offaly |
| 3 | Mattie Fox | Galway | 3-05 | 14 | Clare |
| 4 | Pat Carroll | Kilkenny | 4-00 | 12 | Laois |
| 4 | Barry Ronan | Wexford | 4-00 | 12 | Laois |
| 6 | Paddy Molloy | Offaly | 2-05 | 13 | Tipperary |
| 6 | Paddy Molloy | Offaly | 2-05 | 13 | Laois |
| 8 | Martin Byrne | Wexford | 3-01 | 10 | Waterford |
| 8 | Pat Quigley | Wexford | 3-01 | 10 | Limerick |
| 10 | Tony Doran | Wexford | 3-00 | 9 | Offaly |
| 10 | Martin Brennan | Kilkenny | 3-00 | 9 | Tipperary |
| 10 | Andrew O'Flynn | Cork | 3-00 | 9 | Galway |
| 10 | Donie Nealon | Tipperary | 2-03 | 9 | Offaly |
| 10 | Michael Keating | Tipperary | 2-03 | 9 | Wexford |
| 10 | Pierce Dooley | Laois | 2-03 | 9 | Offaly |
| 10 | Charlie McCarthy | Cork | 2-03 | 9 | Galway |
| 10 | Tony Doran | Wexford | 2-03 | 9 | Limerick |
| 10 | Paul Lynch | Wexford | 1-06 | 9 | Limerick |
Division 2
On 30 April 1967, Kerry won the title after a 4-8 to 3-8 win over Meath in the final. It was their 3rd Division 2 title overall and their first since 1961-62.Division 2A table
| Pos | Team | Pld | W | D | L | Diff | Notes |
| 1 | Meath | 4 | 4 | 0 | 0 | 8 | - |
| 2 | Antrim | 4 | 2 | 1 | 1 | 5 | - |
| 3 | Westmeath | 4 | 2 | 0 | 2 | 4 | - |
| 4 | Roscommon | 3 | 0 | 1 | 2 | 1 | - |
| 5 | Down | 3 | 0 | 0 | 3 | 0 | - |
Division 2B table
| Pos | Team | Pld | W | D | L | Diff | Notes |
| 1 | Kerry | 3 | 2 | 0 | 1 | 4 | Division 2 champions |
| 2 | Carlow | 3 | 2 | 0 | 1 | 4 | - |
| 3 | Wicklow | 3 | 1 | 0 | 2 | 2 | - |
| 4 | Kildare | 3 | 1 | 0 | 2 | 2 | - |
Knock-out stage
Semi-finals'''Final'''
Division 3
Mayo came into the season as defending champions of the 1965-66 season.On 1 October 1967, Louth won the title after a 3-5 to 2-4 win over Mayo in the final. It was their first hurling title in any grade.
Division 3A table
| Pos | Team | Pld | W | D | L | Diff | Notes |
| 1 | Louth | 3 | 3 | 0 | 0 | 6 | Division 3 champions |
| 2 | Armagh | 3 | 2 | 0 | 1 | 4 | - |
| 3 | Tyrone | 3 | 1 | 0 | 2 | 2 | - |
| 4 | Monaghan | 3 | 0 | 0 | 3 | 0 | - |
Division 3B table
| Pos | Team | Pld | W | D | L | Diff | Notes |
| 1 | Mayo | 3 | 2 | 0 | 1 | 4 | - |
| 2 | Leitrim | 3 | 2 | 0 | 1 | 4 | - |
| 3 | Sligo | 3 | 1 | 0 | 2 | 2 | - |
| 4 | Donegal | 3 | 1 | 0 | 2 | 2 | - |